Implement Save (Allow/Forbid/As in parent) map property
Fix the acquisition of battle backgrounds
Test whether encoding is valid by recoding a backslash
Improve animation speed
Fix "Same as parent" BGM map property and a mistake of mine
Fix hero facing when triggered
Use the prelock direction for spinning animation like in RPGM
gcw0: use static icu
Merge pull request #303 from carstene1ns/static_icu

gcw0: use static icu
Update interpreter after each autostarting event is set up
Update self movements when GetContinueEvents is true and

reset move_route_repeated flag when a new move route is forced
Use middle frame pattern when changing a character's graphic
Fix sprite flashing and another mistake of mine
Merge pull request #304 from Zegeri/development

Improve map properties and fix some bugs